ZENITH
zenith
(noun) the point above the observer that is directly opposite the nadir on the imaginary sphere against which celestial bodies appear to be projected
Source: WordNet® 3.1
Etymology
Noun
zenith (plural zeniths)
(astronomy) The point in the sky vertically above a given position or observer; the point in the celestial sphere opposite the nadir.
Antonyms: nadir, perigee
(astronomy) The highest point in the sky reached by a celestial body.
(by extension) Highest point or state; peak.
Synonyms: acme, apogee, culmination, pinnacle
Anagrams
• Heintz, Hintze
Source: Wiktionary
Ze"nith, n. Etym: [OE. senyth, OF. cenith, F. zénith, Sp. zenit, cenit, abbrev. fr. Ar. samt-urras way of the head, vertical place; samt way, path + al the + ras head. Cf. Azimuth.]
1. That point in the visible celestial hemisphere which is vertical to the spectator; the point of the heavens directly overhead; -- opposed to nadir. From morn To noon he fell, from noon to dewy eve, A summer's day; and with the setting sun Dropped from the zenith, like a falling star. Milton.
2. hence, figuratively, the point of culmination; the greatest height; the height of success or prosperity. I find my zenith doth depend upon A most auspicious star. Shak. This dead of midnight is the noon of thought, And wisdom mounts her zenith with the stars. Mrs. Barbauld. It was during those civil troubles . . . this aspiring family reached the zenith. Macaulay. Zenith distance. (Astron.) See under Distance.
– Zenith sector. (Astron.) See Sector, 3.
– Zenith telescope (Geodesy), a telescope specially designed for determining the latitude by means of any two stars which pass the meridian about the same time, and at nearly equal distances from the zenith, but on opposite sides of it. It turns both on a vertical and a horizontal axis, is provided with a graduated vertical semicircle, and a level for setting it to a given zenith distance, and with a micrometer for measuring the difference of the zenith distances of the two stars.
Source: Webster’s Unabridged Dictionary 1913 Edition
Recent Word Finds
Word of the Day
23 January 2025
LEFT
(adjective) being or located on or directed toward the side of the body to the west when facing north; “my left hand”; “left center field”; “the left bank of a river is bank on your left side when you are facing downstream”
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